In angioplasty and stenting, a vascular surgeon or interventional radiologist inserts a catheter in the artery and inflates a balloon squashing the plaque in to the artery wall. A stent or cage is then positioned at the location to help keep the artery open and stop re-narrowing. Carotid artery occlusion https://www.sgvascularctr.com/treating-carotid-artery-disease-an-overview-of-treatment-options-in-singapore/